Ohanna is studying what happens to the energy as a ball rolls down a ramp. what is she studying? check all that apply.
gravitational potential energy
electrical energy
kinetic energy
mechanical energy
elastic potential energy

This chart represents the melting point of several substance. what besy explains the high melting point of the salt?

It is important to wear proper protective equipment in lab even when not actively performing experiments because accidents can affect any researcher, even one not working on an experiment. select the best answer from the choices provided

In order to calculate the amount of heat transferred you must know the __ and specific heat of the material, as well as the change in temperature. a. volume b. density c. mass d. enthalpy